调整

app/helpers/application_helper.rb

@@ -129,16 +129,15 @@ module ApplicationHelper
     if File.exist?(disk_filename(source.class, source.id))
       if source.class.to_s == 'User'
         File.join(relative_path, ["#{source.class}", "#{source.id}"])
-      else
-        File.join("images/avatars", ["#{source.class}", "#{source.id}"])
+      elseavatars", ["#{source.class}", "#{source.id}"])
       end
     elsif source.class.to_s == 'User'
       str = source.user_extension.try(:gender).to_i == 0 ? "b" : "g"
       File.join(relative_path, "#{source.class}", str)
     elsif source.class.to_s == 'Subject'
-      File.join("images","educoder", "index", "subject", "subject#{rand(17)}.jpg")
+      File.join("educoder", "index", "subject", "subject#{rand(17)}.jpg")
     elsif source.class.to_s == 'Shixun'
-      File.join("images","educoder", "index", "shixun", "shixun#{rand(23)}.jpg")
+      File.join("educoder","index", "shixun", "shixun#{rand(23)}.jpg")
     end
   end